Merge one folder onto another but keep diff (non-existing) files

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1
down vote

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Suppose I have the following structure:



Folder-A
File-1
File-2
File-4
Folder-A-1
File-5
File-6
Folder-A-2
File-7

Folder-B
File-1
File-2
File-3
Folder-A-1
File-5


I want to copy Folder-A onto / on top of Folder-B so that, logically, the result is this:



Folder-B
File-1 *
File-2 *
File-3
File-4 +
Folder-A-1
File-5 *
File-6 +
Folder-A-2 +
File-7 +


Where * is an overwrite and + is an addition.



In other words, recursively, if the file (or folder) exists in the same path, overwrite it, and if it's new, add it.



How would I do this?







share|improve this question
























    up vote
    1
    down vote

    favorite












    Suppose I have the following structure:



    Folder-A
    File-1
    File-2
    File-4
    Folder-A-1
    File-5
    File-6
    Folder-A-2
    File-7

    Folder-B
    File-1
    File-2
    File-3
    Folder-A-1
    File-5


    I want to copy Folder-A onto / on top of Folder-B so that, logically, the result is this:



    Folder-B
    File-1 *
    File-2 *
    File-3
    File-4 +
    Folder-A-1
    File-5 *
    File-6 +
    Folder-A-2 +
    File-7 +


    Where * is an overwrite and + is an addition.



    In other words, recursively, if the file (or folder) exists in the same path, overwrite it, and if it's new, add it.



    How would I do this?







    share|improve this question






















      up vote
      1
      down vote

      favorite









      up vote
      1
      down vote

      favorite











      Suppose I have the following structure:



      Folder-A
      File-1
      File-2
      File-4
      Folder-A-1
      File-5
      File-6
      Folder-A-2
      File-7

      Folder-B
      File-1
      File-2
      File-3
      Folder-A-1
      File-5


      I want to copy Folder-A onto / on top of Folder-B so that, logically, the result is this:



      Folder-B
      File-1 *
      File-2 *
      File-3
      File-4 +
      Folder-A-1
      File-5 *
      File-6 +
      Folder-A-2 +
      File-7 +


      Where * is an overwrite and + is an addition.



      In other words, recursively, if the file (or folder) exists in the same path, overwrite it, and if it's new, add it.



      How would I do this?







      share|improve this question












      Suppose I have the following structure:



      Folder-A
      File-1
      File-2
      File-4
      Folder-A-1
      File-5
      File-6
      Folder-A-2
      File-7

      Folder-B
      File-1
      File-2
      File-3
      Folder-A-1
      File-5


      I want to copy Folder-A onto / on top of Folder-B so that, logically, the result is this:



      Folder-B
      File-1 *
      File-2 *
      File-3
      File-4 +
      Folder-A-1
      File-5 *
      File-6 +
      Folder-A-2 +
      File-7 +


      Where * is an overwrite and + is an addition.



      In other words, recursively, if the file (or folder) exists in the same path, overwrite it, and if it's new, add it.



      How would I do this?









      share|improve this question











      share|improve this question




      share|improve this question










      asked Apr 28 at 16:24









      Oliver Williams

      1337




      1337




















          1 Answer
          1






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          up vote
          1
          down vote













          That's the default behavior of cp. So all you need to do is a regular recursive cp:



          cp -r Folder-A/* Folder-B/



          To demonstrate:



          $ tree
          .
          ├── Folder-A
          │   ├── File-1
          │   ├── File-2
          │   ├── File-4
          │   ├── Folder-A-1
          │   │   ├── File-5
          │   │   └── File-6
          │   └── Folder-A-2
          │   └── File-7
          └── Folder-B
          ├── File-1
          ├── File-2
          ├── File-3
          └── Folder-A-1
          └── File-5

          $ cp -r Folder-A/* Folder-B
          $ tree
          .
          ├── Folder-A
          │   ├── File-1
          │   ├── File-2
          │   ├── File-4
          │   ├── Folder-A-1
          │   │   ├── File-5
          │   │   └── File-6
          │   └── Folder-A-2
          │   └── File-7
          └── Folder-B
          ├── File-1
          ├── File-2
          ├── File-3
          ├── File-4
          ├── Folder-A-1
          │   ├── File-5
          │   └── File-6
          └── Folder-A-2
          └── File-7





          share|improve this answer




















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            1 Answer
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            1 Answer
            1






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            active

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            up vote
            1
            down vote













            That's the default behavior of cp. So all you need to do is a regular recursive cp:



            cp -r Folder-A/* Folder-B/



            To demonstrate:



            $ tree
            .
            ├── Folder-A
            │   ├── File-1
            │   ├── File-2
            │   ├── File-4
            │   ├── Folder-A-1
            │   │   ├── File-5
            │   │   └── File-6
            │   └── Folder-A-2
            │   └── File-7
            └── Folder-B
            ├── File-1
            ├── File-2
            ├── File-3
            └── Folder-A-1
            └── File-5

            $ cp -r Folder-A/* Folder-B
            $ tree
            .
            ├── Folder-A
            │   ├── File-1
            │   ├── File-2
            │   ├── File-4
            │   ├── Folder-A-1
            │   │   ├── File-5
            │   │   └── File-6
            │   └── Folder-A-2
            │   └── File-7
            └── Folder-B
            ├── File-1
            ├── File-2
            ├── File-3
            ├── File-4
            ├── Folder-A-1
            │   ├── File-5
            │   └── File-6
            └── Folder-A-2
            └── File-7





            share|improve this answer
























              up vote
              1
              down vote













              That's the default behavior of cp. So all you need to do is a regular recursive cp:



              cp -r Folder-A/* Folder-B/



              To demonstrate:



              $ tree
              .
              ├── Folder-A
              │   ├── File-1
              │   ├── File-2
              │   ├── File-4
              │   ├── Folder-A-1
              │   │   ├── File-5
              │   │   └── File-6
              │   └── Folder-A-2
              │   └── File-7
              └── Folder-B
              ├── File-1
              ├── File-2
              ├── File-3
              └── Folder-A-1
              └── File-5

              $ cp -r Folder-A/* Folder-B
              $ tree
              .
              ├── Folder-A
              │   ├── File-1
              │   ├── File-2
              │   ├── File-4
              │   ├── Folder-A-1
              │   │   ├── File-5
              │   │   └── File-6
              │   └── Folder-A-2
              │   └── File-7
              └── Folder-B
              ├── File-1
              ├── File-2
              ├── File-3
              ├── File-4
              ├── Folder-A-1
              │   ├── File-5
              │   └── File-6
              └── Folder-A-2
              └── File-7





              share|improve this answer






















                up vote
                1
                down vote










                up vote
                1
                down vote









                That's the default behavior of cp. So all you need to do is a regular recursive cp:



                cp -r Folder-A/* Folder-B/



                To demonstrate:



                $ tree
                .
                ├── Folder-A
                │   ├── File-1
                │   ├── File-2
                │   ├── File-4
                │   ├── Folder-A-1
                │   │   ├── File-5
                │   │   └── File-6
                │   └── Folder-A-2
                │   └── File-7
                └── Folder-B
                ├── File-1
                ├── File-2
                ├── File-3
                └── Folder-A-1
                └── File-5

                $ cp -r Folder-A/* Folder-B
                $ tree
                .
                ├── Folder-A
                │   ├── File-1
                │   ├── File-2
                │   ├── File-4
                │   ├── Folder-A-1
                │   │   ├── File-5
                │   │   └── File-6
                │   └── Folder-A-2
                │   └── File-7
                └── Folder-B
                ├── File-1
                ├── File-2
                ├── File-3
                ├── File-4
                ├── Folder-A-1
                │   ├── File-5
                │   └── File-6
                └── Folder-A-2
                └── File-7





                share|improve this answer












                That's the default behavior of cp. So all you need to do is a regular recursive cp:



                cp -r Folder-A/* Folder-B/



                To demonstrate:



                $ tree
                .
                ├── Folder-A
                │   ├── File-1
                │   ├── File-2
                │   ├── File-4
                │   ├── Folder-A-1
                │   │   ├── File-5
                │   │   └── File-6
                │   └── Folder-A-2
                │   └── File-7
                └── Folder-B
                ├── File-1
                ├── File-2
                ├── File-3
                └── Folder-A-1
                └── File-5

                $ cp -r Folder-A/* Folder-B
                $ tree
                .
                ├── Folder-A
                │   ├── File-1
                │   ├── File-2
                │   ├── File-4
                │   ├── Folder-A-1
                │   │   ├── File-5
                │   │   └── File-6
                │   └── Folder-A-2
                │   └── File-7
                └── Folder-B
                ├── File-1
                ├── File-2
                ├── File-3
                ├── File-4
                ├── Folder-A-1
                │   ├── File-5
                │   └── File-6
                └── Folder-A-2
                └── File-7






                share|improve this answer












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                answered Apr 28 at 23:37









                terdon♦

                61.8k12125204




                61.8k12125204



























                     

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